[INFO] fetching crate microfft 0.3.1...
[INFO] checking microfft-0.3.1 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] extracting crate microfft 0.3.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate microfft 0.3.1 on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate microfft 0.3.1
[INFO] finished tweaking crates.io crate microfft 0.3.1
[INFO] tweaked toml for crates.io crate microfft 0.3.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b8751ecf3c63ccfcc6d848a9a3d706cb556a75735cc2bfe6d91098d961738fb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4b8751ecf3c63ccfcc6d848a9a3d706cb556a75735cc2bfe6d91098d961738fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b8751ecf3c63ccfcc6d848a9a3d706cb556a75735cc2bfe6d91098d961738fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b8751ecf3c63ccfcc6d848a9a3d706cb556a75735cc2bfe6d91098d961738fb", kill_on_drop: false }`
[INFO] [stdout] 4b8751ecf3c63ccfcc6d848a9a3d706cb556a75735cc2bfe6d91098d961738fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 518404aea134808a8760c74201a2a1f77e078aed6c0418134c64b5b3962cd2d5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "518404aea134808a8760c74201a2a1f77e078aed6c0418134c64b5b3962cd2d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking transpose v0.1.0
[INFO] [stderr]     Checking strength_reduce v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking rustfft v3.0.1
[INFO] [stderr]     Checking microfft v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.48s
[INFO] running `Command { std: "docker" "inspect" "518404aea134808a8760c74201a2a1f77e078aed6c0418134c64b5b3962cd2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "518404aea134808a8760c74201a2a1f77e078aed6c0418134c64b5b3962cd2d5", kill_on_drop: false }`
[INFO] [stdout] 518404aea134808a8760c74201a2a1f77e078aed6c0418134c64b5b3962cd2d5